'Animal welfare' is the desire to prevent unnecessary animal suffering (that is, whilst not categorically opposed to the use of animals, wanting to ensure a good quality of life and humane death) (Source: www.worldanimal.net).

The European Commission has defined the so-called "Five Freedoms" to define ideal states of animal welfare:

1) Freedom from hunger and thirst - access to fresh water and a diet for full health and vigour;